Results 71 to 80 of about 80,405 (315)

Low-beta structures

open access: yes, 2012
'Low-beta' radio-frequency accelerating structures are used in the sections of a linear accelerator where the velocity of the particle beam increases with energy.
Vretenar, M.
core   +1 more source

Beam Loss Monitors

open access: yes, 2020
This lecture covers the fundamental aspects of the measurement of beam losses including their use for beam diagnostic and safety issues. The detailed functionality and detection principle of various common beam loss monitors are also presented, with a ...
Wittenburg, Kay
core   +1 more source

Peroxidasin enables melanoma immune escape by inhibiting natural killer cell cytotoxicity

open access: yesMolecular Oncology, EarlyView.
Peroxidasin (PXDN) is secreted by melanoma cells and binds the NK cell receptor NKG2D, thereby suppressing NK cell activation and cytotoxicity. PXDN depletion restores NKG2D signaling and enables effective NK cell–mediated melanoma killing. These findings identify PXDN as a previously unrecognized immune evasion factor and a potential target to improve
Hsu‐Min Sung   +17 more
wiley   +1 more source

Naked singularities as particle accelerators

open access: yes, 2010
We investigate here the particle acceleration by naked singularities to arbitrarily high center of mass energies. Recently it has been suggested that black holes could be used as particle accelerators to probe the Planck scale physics.
Joshi, Pankaj S., Patil, Mandar
core   +2 more sources

Benchmark study of particle and heavy-ion transport code system using shielding integral benchmark archive and database for accelerator-shielding experiments [PDF]

open access: bronze, 2021
Yosuke Iwamoto   +7 more
openalex   +1 more source

Rethinking plastic waste: innovations in enzymatic breakdown of oil‐based polyesters and bioplastics

open access: yesFEBS Open Bio, EarlyView.
Plastic pollution remains a critical environmental challenge, and current mechanical and chemical recycling methods are insufficient to achieve a fully circular economy. This review highlights recent breakthroughs in the enzymatic depolymerization of both oil‐derived polyesters and bioplastics, including high‐throughput protein engineering, de novo ...
Elena Rosini   +2 more
wiley   +1 more source

Multi-electron beam generation using co-propagating, parallel laser beams

open access: yesNew Journal of Physics, 2018
High intensity short pulse laser plasma interaction experiments were performed to investigate laser wakefield acceleration (LWFA) in the ‘bubble’ regime. Using a specially designed phase plate, two high intensity laser focal spots were generated adjacent
J Elle   +9 more
doaj   +1 more source

Towards compact laser-driven accelerators: exploring the potential of advanced double-layer targets

open access: yesEPJ Techniques and Instrumentation, 2023
The interest in compact, cost-effective, and versatile accelerators is increasing for many applications of great societal relevance, ranging from nuclear medicine to agriculture, pollution control, and cultural heritage conservation.
Alessandro Maffini   +11 more
doaj   +1 more source

Crystal Ball: On the Future High Energy Colliders [PDF]

open access: yes, 2015
High energy particle colliders have been in the forefront of particle physics for more than three decades. At present the near term US, European and international strategies of the particle physics community are centered on full exploitation of the ...
Shiltsev, Vladimir
core  

Amplitude dependent orbital period in alternating gradient accelerators

open access: yes, 2016
Orbital period in a ring accelerator and time of flight in a linear accelerator depend on the amplitude of betatron oscillations. The variation is negligible in ordinary particle accelerators with relatively small beam emittance.
Berg, J. S.   +7 more
core   +1 more source

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